Publications

May 2019 (Revised May 2020)
Case

fidentiaX: The Tradable Insurance Marketplace on Blockchain

By: Alexander Braun, Lauren H. Cohen and Jiahua Xu

Three years ago, Alvin Ang and his partner founded fidentiaX in Singapore, with the ambition to create the world’s first marketplace for tradable insurance policies on blockchain. With a 26-page white paper, the start-up closed a successful fundraising round through an... View Details

Keywords: Blockchain; Insurance; Corporate Entrepreneurship; Technology Adoption; Business Strategy; Insurance Industry; Technology Industry; Singapore

Educators

2015
Working Paper

Informal Tradables and the Employment Growth of Indian Manufacturing

By: Ejaz Ghani, William R. Kerr and Alexander Segura

India's manufacturing growth from 1989 to 2010 displays two intriguing properties: 1) a substantial fraction of absolute and net employment growth is concentrated in informal tradable industries, and 2) much of this growth is connected to the development of one-person... View Details

Keywords: Manufacturing; India; Informality; Small And Medium-sized Enterprises; Development Economics; Manufacturing Industry; India

31 Jul 2018
First Look

New Research and Ideas, July 31, 2018

forthcoming Journal of Medical Internet Research Reimagining Health Data Exchange: An Application Programming Interface-Enabled Roadmap for India By: Balsari, Satchit, Alexander Fortenko MD, MPH, Joaquin A. Blaya PhD, Adrian Gropper MD,... View Details

Keywords: Dina Gerdeman

2023
Working Paper

Evaluation and Learning in R&D Investment

By: Alexander P. Frankel, Joshua L. Krieger, Danielle Li and Dimitris Papanikolaou

We examine the role of spillover learning in shaping the value of exploratory versus incremental R&D. Using data from drug development, we show that novel drug candidates generate more knowledge spillovers than incremental ones. Despite being less likely to reach... View Details

Keywords: Research and Development; Forecasting and Prediction; Valuation; Pharmaceutical Industry

21 Aug 2012
First Look

First Look: August 21

http://www.hbs.edu/research/pdf/13-016.pdf Channels of Influence Authors:Lauren Cohen, Umit G. Gurun, and Christopher J. Malloy Abstract We demonstrate that simply by using the ethnic makeup surrounding a firm's location, we can predict,... View Details

Keywords: Sean Silverthorne

14 Nov 2017
First Look

New Research and Ideas: November 14, 2017

experts to discuss how researchers can impact a broader audience, by lending their scientific expertise to pressing social issues, current events, and public debates. The landmark Brown v. Board of Education case, in which the Supreme... View Details

Keywords: Carmen Nobel

Article

Stability and Competitive Equilibrium in Trading Networks

By: John William Hatfield, Scott Duke Kominers, Alexandru Nichifor, Michael Ostrovsky and Alexander Westkamp

We introduce a model in which agents in a network can trade via bilateral contracts. We find that when continuous transfers are allowed and utilities are quasi-linear, the full substitutability of preferences is sufficient to guarantee the existence of stable outcomes... View Details

Keywords: Balance and Stability; Markets

Working Paper

The Long-Run Dynamics of Electricity Demand: Evidence from Municipal Aggregation

By: Tatyana Deryugina, Alexander MacKay and Julian Reif

Economic theory suggests that demand is more elastic in the long run relative to the short run, but evidence on the empirical relevance of this phenomenon is scarce. We study the dynamics of residential electricity demand by exploiting price variation arising from a... View Details

Keywords: Energy; Demand and Consumers; Price; Policy; Mathematical Methods

2011
Other Unpublished Work

What Do Private Firms Look Like?

By: John Asker, Joan Farre-Mensa and Alexander Ljungqvist

Private firms in the U.S. are not subject to public reporting requirements, so relatively little is known about their characteristics and behavior—until now. This Data Appendix describes a new database on private U.S. firms, created by Sageworks Inc. in cooperation... View Details

Keywords: Data and Data Sets; Behavior; Public Sector; Corporate Disclosure; Private Sector; Financial Statements; United States

SSRN

August 2016
Article

Asymmetric Effects of Favorable and Unfavorable Information on Decision-making Under Ambiguity

By: Alexander Peysakhovich and Uma R. Karmarkar

Most daily decisions involve uncertainty about outcome probabilities arising from incomplete knowledge, i.e., ambiguity. We explore how the addition of partial information affects these types of choices using theoretical and empirical methods. Our experiments in both... View Details

Keywords: Ambiguity; Decision Making; Outcomes; Information; Decision Choices and Conditions; Outcome or Result

16 Jan 2018
First Look

First Look at New Research and Ideas, January 16, 2018

virtually all the gains to be had go to those that create an ownership culture, by building in participative management and helping employees learn to think and act like owners. Publisher's link:... View Details

Keywords: Sean Silverthorne

Article

An Invitation to Market Design

By: Scott Duke Kominers, Alexander Teytelboym and Vincent P. Crawford

Market design seeks to translate economic theory and analysis into practical solutions to real-world problems. By redesigning both the rules that guide market transactions and the infrastructure that enables those transactions to take place, market designers can... View Details

Keywords: Matching; Trading; Scrip; Liquidity; Efficiency; Equity; Allocation Rules; Marketplaces; Market Design; Marketplace Matching; Auctions

2023
Working Paper

Rising Markups and the Role of Consumer Preferences

By: Hendrik Döpper, Alexander MacKay, Nathan H. Miller and Joel Stiebale

We characterize the evolution of markups for consumer products in the United States from 2006 to 2019. We use detailed data on prices and quantities for products in more than 100 distinct product categories to estimate demand systems with flexible... View Details

Keywords: Market Power; Markups; Demand Estimation; Consumer Products; Retailers; Product; Price; Demand and Consumers; Consumer Behavior

SSRN

06 Nov 2012
First Look

First Look: November 6

understood and managed. The key to success? Incentives. Fortunately, new research has shed light on the role incentives can play in promoting new ideas, but these findings have been absent from innovation literature-until now. By using... View Details

Keywords: Sean Silverthorne

28 Oct 2014
First Look

First Look: October 28

October 2014 Review of Financial Studies Corporate Investment and Stock Market Listing: A Puzzle? By: Asker, John, Joan Farre-Mensa, and Alexander Ljungqvist Abstract—We investigate whether short-termism distorts the investment decisions... View Details

Keywords: Carmen Nobel

August 2009
Article

Rewriting History

By: Alexander Ljungqvist, Christopher J. Malloy and Felicia Marston

We document widespread ex post changes to the historical contents of the I/B/E/S analyst stock recommendations database. Across a sequence of seven downloads of the entire I/B/E/S recommendations database, obtained between 2000 and 2007, we find that between 6,594... View Details

Keywords: Competency and Skills; Stocks; Profit; Market Transactions; Reputation; Financial Services Industry

2008
Working Paper

Rewriting History

By: Alexander Ljungqvist, Christopher J. Malloy and Felicia Marston

We document widespread ex post changes to the historical contents of the I/B/E/S analyst stock recommendations database. Across a sequence of seven downloads of the entire I/B/E/S recommendations database, obtained between 2000 and 2007, we find that between 6,594... View Details

Keywords: Competency and Skills; Stocks; Profit; Market Transactions; Reputation; Financial Services Industry

2023
Article

Association Between Regulatory Submission Characteristics and Recalls of Medical Devices Receiving 510(k) Clearance

By: Alexander O. Everhart, Soumya Sen, Ariel D. Stern, Yi Zhu and Pinar Karaca-Mandic

Importance: Most regulated medical devices enter the U.S. market via the 510(k) regulatory submission pathway, wherein manufacturers demonstrate that applicant devices are “substantially equivalent” to 1 or more “predicate” devices (legally marketed medical devices... View Details

Keywords: Recalls; Governing Rules, Regulations, and Reforms; Medical Devices and Supplies Industry